Wins
47
Indexed tournament wins
Player record
O'Neill, John Patrick
Losses
49
Indexed tournament losses
Matches
96
Decisive results
Win rate
49.0%
Across indexed matches
Peak rating
1,515
Highest rating in the available history.
Biggest upset
Russo, Dan
No. Amer. Teams Open Championships · Nov 26, 2000 · +278 rating
Open →Biggest loss
Hsu, Jui-Chieh
No. Amer. Teams Open Championships · Nov 26, 2000 · -379 rating
Open →Most frequent opponent
Baens, Alfredo
4 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
11 tournament appearances · synced Aug 9, 2026, 2:22 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Nov 26, 2000 | No. Amer. Teams Open ChampionshipsTournament · View matches | 1,348 | 1,514 | +166 | 4W / 16L |
| Sep 24, 2000 | MATTC September OpenTournament · View matches | 1,451 | 1,348 | -103 | 4W / 6L |
| Aug 6, 2000 | Keystone State GamesTournament · View matches | 1,385 | 1,451 | +66 | 8W / 3L |
| May 7, 2000 | PA. State Championships ClosedTournament · View matches | 1,439 | 1,385 | -54+10 / -64 | 2W / 5L |
| Oct 24, 1999 | 1999 MATTC October OpenTournament · View matches | 1,489 | 1,439 | -50 | 3W / 4L |
| Mar 28, 1999 | MATTC March OpenTournament · View matches | 1,515 | 1,489 | -26+10 / -36 | 7W / 2L |
| Apr 26, 1998 | PA State GamesTournament · View matches | 1,513 | 1,515 | +2+8 / -6 | 3W / 1L |
| Feb 21, 1998 | MATTC February OpenTournament · View matches | 1,505 | 1,513 | +8+12 / -4 | 4W / 1L |
| Aug 3, 1997 | Keystone State GamesTournament · View matches | 1,505 | 1,514 | +9+32 / -23 | 3W / 4L |
| Apr 25, 1997 | '97 Penna State ClosedTournament · View matches | 1,469 | 1,468 | -1+6 / -7 | 3W / 4L |
| Jan 25, 1997 | MATTC January OpenTournament · View matches · Initial rating 1,469 | Unrated | 1,469 | +2+26 / -24 | 6W / 3L |
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